Home / 13,286,570.04-19,929,855.36-3,189,191.04

Finding the Fourth Proportional to 13,286,570.04, 19,929,855.36 and 3,189,191.04

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Solution

The fourth proportional to 13,286,570.04, 19,929,855.36 and 3,189,191.04 is: 4,783,786.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,286,570.04 : 19,929,855.36 = 3,189,191.04 : x
  2. Step 2: Convert to fraction form
    13,286,570.04/19,929,855.36 = 3,189,191.04/x
  3. Step 3: Cross multiply
    13,286,570.04x = 19,929,855.36 × 3,189,191.04
  4. Step 4: Simplify right side
    13,286,570.04x = 63,560,116,142,607.98
  5. Step 5: Solve for x
    x = 63,560,116,142,607.98/13,286,570.04
  6. Step 6: Final answer
    x = 4,783,786.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.